Question: The oil should be changed every Options: 1000-2000 miles C 3000 5000 miles 7000 - 9000 miles 10,00012,000 miles

The correct answer is C) 3000-5000 miles. It is generally recommended to change the oil in a vehicle every 3000 to 5000 miles to ensure optimal engine performance and longevity. Regular oil changes help to remove dirt and debris, keep the engine clean, and maintain the proper lubrication of engine components.